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48995 (1998 QC51)
Classification: Main-belt Asteroid          SPK-ID: 2048995
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1280558223942783 4.2192e-08  
a 2.244997993057154 7.4798e-09 au
q 1.957512928782716 9.7228e-08 au
i 4.30892324731256 3.6158e-06 deg
node 159.1373150367663 5.1518e-05 deg
peri 239.5006489909056 5.2889e-05 deg
M 7.300832649442953 1.2997e-05 deg
tp 2458575.583200625465
(2019-Apr-02.08320063)
4.432e-05 TDB
period 1228.633527919152
3.36
6.1403e-06
1.681e-08
d
yr
n .293008445414725 1.4644e-09 deg/d
Q 2.532483057331592 8.4376e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1480  
   data-arc span      9777 days (26.77 yr)  
   first obs. used      1993-01-23  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54418  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:39:36  

Additional Information
 Earth MOID = .968164 au 
 Jupiter MOID = 2.85566 au 
 T_jup = 3.617 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.7   n/a MPO412508  
diameter diameter 2.743 km 0.723 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.282   0.245 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48995 (1998 QC51)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 QC51 = 1993 BK7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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